Step-by-step explanation:
Let x be the number.
Then the algebraic expression will be x^2 + 11x.
Answer: 6 weeks
Step-by-step explanation: $54 x 6 = $324
Answer:
My guess is 195.
225 + 120 = 345 - 150 = 195
a=10
d=-1/2
nth term=a+(n-1)d
10+(9-1)(-1/2)
10-4 =6